Astronauts Conducting STS-118's Fourth Spacewalk

Mission Specialist Dave Williams and Flight Engineer Clay Anderson are working outside the International Space Station. The spacewalk kicked off at 9:17 a.m. EDT and is scheduled to wrap up about 1:47 pm. The orbital duo's scheduled tasks for the shortened spacewalk include the installation an External Wireless Instrumentation System antenna, installation of a stand for the shuttle's robotic arm extension boom and retrieval two containers of the Materials ISS Experiment. More

(Source: NASA - Nov 30)